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Finding the Fourth Proportional to 617,626.80, 925,057.80 and 507,034.80

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Solution

The fourth proportional to 617,626.80, 925,057.80 and 507,034.80 is: 759,417.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,626.80 : 925,057.80 = 507,034.80 : x
  2. Step 2: Convert to fraction form
    617,626.80/925,057.80 = 507,034.80/x
  3. Step 3: Cross multiply
    617,626.80x = 925,057.80 × 507,034.80
  4. Step 4: Simplify right side
    617,626.80x = 469,036,496,611.44
  5. Step 5: Solve for x
    x = 469,036,496,611.44/617,626.80
  6. Step 6: Final answer
    x = 759,417.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.